External connector plug



FIG. 1 is a front, left, and bottom side perspective view showing our new design for a external connector plug;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof; and,

FIG. 4 is a top plan view thereof.

The broken lines showing throughout the drawings are included for the purpose of illustrating environment structure only and forms no part of the claimed design. 

The ornamental design for a external connector plug, as shown and described. 